Pi Pico vs ESP32-C6
Cortex-M0+ (RP2040) at 200 MHz against RV32IMAC (ESP32-C6) at 160 MHz, on real hardware, same C kernels, clocks verified.
Pi Pico
Cortex-M0+ (RP2040)
- Family
- Arm Cortex-M
- Board
- Pi Pico
- Clock
- 200 MHz
- float / double
- 32-bit / 64-bit
ESP32-C6
RV32IMAC (ESP32-C6)
- Family
- RISC-V
- Board
- ESP32-C6-DevKitM-1
- Clock
- 160 MHz
- float / double
- 32-bit / 64-bit
Typical gap
1.06×
ESP32-C6 faster, geometric mean of 30 cells
Biggest win for Pi Pico
2.22×
float divide
Biggest win for ESP32-C6
2.27×
uint64_t multiply
Clock for clock
1.32×
ESP32-C6 needs fewer cycles per op (1.25× clock gap)
Operation by operation
Every cell
How many times faster Pi Pico is than ESP32-C6, operations per second. Blue: Pi Pico ahead. Orange: ESP32-C6 ahead.
| Add | Subtract | Multiply | Divide | Modulo | |
|---|---|---|---|---|---|
| uint8_t | 1.06× 13.5 M/s · 12.8 M/s | 1.04× 14.5 M/s · 14 M/s | 1/1.10× 12.7 M/s · 14 M/s | 1/1.69× 4.78 M/s · 8.1 M/s | 1/1.72× 4.78 M/s · 8.2 M/s |
| uint16_t | 1.03× 10.7 M/s · 10.3 M/s | 1.03× 10.7 M/s · 10.3 M/s | 1.02× 11.3 M/s · 11.1 M/s | 1/1.54× 4.77 M/s · 7.35 M/s | 1/1.56× 4.77 M/s · 7.43 M/s |
| uint32_t | 1/1.14× 11.3 M/s · 12.8 M/s | 1/1.06× 11.3 M/s · 11.9 M/s | 1.00× 11.9 M/s · 11.9 M/s | 1/1.43× 5.14 M/s · 7.35 M/s | 1/1.45× 5.14 M/s · 7.43 M/s |
| uint64_t | 1/1.27× 6.44 M/s · 8.2 M/s | 1/1.43× 6.05 M/s · 8.65 M/s | 1/2.27× 3.13 M/s · 7.1 M/s | 1.98× 2.01 M/s · 1.01 M/s | 2.04× 2.01 M/s · 986 k/s |
| float | 1/1.11× 2.16 M/s · 2.4 M/s | 1/1.14× 2 M/s · 2.29 M/s | 1/1.10× 2.45 M/s · 2.7 M/s | 2.22× 2.01 M/s · 905 k/s | 1.19× 1.14 M/s · 959 k/s |
| double | 1.15× 1.6 M/s · 1.39 M/s | 1.10× 1.48 M/s · 1.35 M/s | 1/1.67× 1.02 M/s · 1.7 M/s | 1.88× 926 k/s · 492 k/s | 1.13× 734 k/s · 647 k/s |